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� <br /> � ; <br /> , � , � <br /> 4.1.2 Paint shipped to the job site shall arrive in sealed containers clearly marked with <br /> the e of aint and s ecifications controllin its manufacture. <br />� h'P P P g <br /> 4.1.3 No modi�cation of the paint shall be made except upon and m accord wrth <br /> express written stipulation by an authorized representative of the paint <br /> manufacturer and with specific approval of the Engineer. <br />, 4.2 Storage <br /> 4.2.1 Paint in storage at the shop or in the field shall have the position of the <br /> containers reversed at least once a week to prevent settlement and separation of <br /> the pigment from the vehicle. Suitable devices shall be maintained at the point <br /> of storage and used for agitation and thorough mixing of the paint prior to its <br /> use. Paint shall be stored out of the weather and above a temperature of thirty- <br /> two(32)degrees Fahrenheit. <br /> 4.3 Sample Panel <br /> 4.3.1 If directed by the Engineer, the Contractor shall prepare a sample panel to be <br /> used as a basis of comparison of the work. The panel shall be of the size <br /> designated by the Engineer and shall be prepared and painted in the same manner <br /> as the work to be done. <br /> 5 WORKMANSHIP <br /> 5.1 Weather Conditions <br /> 5.1.1 Paint shall not be applied when the temperature of the air is less than forty (40) <br /> degrees Fahrenheit, when the surface of the metal is not dry, when the surface <br /> temperature is less than five (5) degrees above the dew point, when the relative <br /> humidity is greater than eighty-five (85) percent, or when, in the opinion of the <br /> Engineer, conditions are otherwise unsatisfactory for such work. Paint shall not <br /> be applied upon damp or frosted surfaces. Material painted under cover in damp <br /> or cold weather shall remain under cover until dry, or until weather conditions <br /> permit its exposure in the open. Painting shall not be done when the metal is hot <br /> enough to cause the paint to blister and produce a porous paint film, or when the <br /> surface temperature is greater than one hundred twenty-five (125) degrees <br /> Fahrenheit. <br /> 5.2 Removal of Unsatisfactory Paint <br /> 5.2.1 If the paint wrinkles or shows evidence of having been applied under <br /> unfavorable conditions, or if the Engineer otherwise deems the worlananship to <br /> be poor, the Engineer may order the paint removed and the area cleaned and , <br /> repainted at the Contractor's expense. <br /> 5.3 Paint Thinning � <br /> 5.3.1 Thinner shall not be used if the paint can be applied in a neat, worlananlike ' <br /> manner without thinning. If the paint is too thick to spray, only the , <br /> manufacturer's specified thinner may added to the paint in accordance with the <br /> manufacturer's recommendations, and subject to the approval of the Engineer. <br /> 5 �� <br />� I <br />